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pgvector-ruby

Description

pgvector-ruby is a Ruby library that adds support for the pgvector PostgreSQL extension, enabling vector types and similarity search from Ruby applications. It integrates with the pg gem and the Sequel ORM to support AI and embedding-based use cases on PostgreSQL.

Category: SDKs & Libraries
Tags: sdk, pgvector, vector-store
License: MIT

Features

  • pgvector integration for Ruby

    • Provides Ruby bindings for the pgvector PostgreSQL extension.
    • Enables storage and querying of vector (embedding) data directly in PostgreSQL.

  • Database driver/ORM support

    • Works with the pg gem.
    • Supports Sequel for ORM-style access.

  • Vector operations in PostgreSQL

    • Enables use of vector columns in Ruby apps.
    • Supports similarity search and distance-based queries via PostgreSQL + pgvector (e.g., for AI/ML embeddings, semantic search, recommendation use cases).

  • Examples and reference code

    • examples/ directory demonstrating usage patterns from Ruby with pg and Sequel.
    • Helps integrate vector operations into existing Ruby/Rails-style stacks.

  • Ruby gem packaging

    • Distributed as a standard Ruby gem (pgvector).
    • Includes gemspec, tests, and changelog for version tracking.

Pricing

  • Open-source under the MIT License; no commercial pricing tiers are listed.

Source